Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421664 | Papermaking agent, manufacturing method for papermaking agent and paper | Hiroyuki Ioka, Shuichi Takaki | 2025-09-23 |
| 12018437 | Papermaking agent, manufacturing method for papermaking agent and paper | Hiroyuki Ioka, Shuichi Takaki | 2024-06-25 |
| 11795620 | Powdery paper-strengthening agent, paper-strengthening agent solution, and paper | Daisuke FUJIOKA, Shogo NISHIURA | 2023-10-24 |